package wiki;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.PreparedStatement;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.Root;

/**
 *
 * @author mona.chandrapal
 */
public class editcategory extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        
        
        try {
            /*
             * TODO output your page here. You may use following sample code.
             */
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet editcategory</title>");
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet editcategory at " + request.getContextPath() + "</h1>");
            out.println("</body>");
            out.println("</html>");


            Root root = new Root();
            String sql = "";
            PreparedStatement pst =null;
            try {

                String edittype = request.getParameter("edittype");
                root.initConnection();

                String categoryname = "";
                String categoryid = "";
                String categoryorder = "";

                if (edittype.equalsIgnoreCase("delete")) {
                    categoryname = request.getParameter("categoryname");
                    categoryid = request.getParameter("categoryid");
                    if ((categoryid != null) || (!categoryid.equals(""))) {
                        sql = "update sections set deleteflag = 1 where id = ? limit 1;";
                        pst = root.con.prepareStatement(sql);
                        pst.setString(1, categoryid);
                        //System.out.println("SQL: " + sql);
                        pst.executeUpdate();
                    }
                }

                if (edittype.equalsIgnoreCase("rename")) {
                    categoryname = request.getParameter("categoryname");
                    categoryid = request.getParameter("categoryid");
                    if ((categoryid != null) || (!categoryid.equals(""))) {
                        sql = "update sections set sectionname=? where id = ?";
                        pst = root.con.prepareStatement(sql);
                        pst.setString(1, categoryname);
                        pst.setString(2, categoryid);
                        //System.out.println("SQL: " + sql);
                        pst.executeUpdate();

                    }
                }

                if (edittype.equalsIgnoreCase("reorder")) {
                    categoryorder = request.getParameter("categoryorder");
                    if ((categoryorder != null) || (!categoryorder.equals(""))) {
                        //System.out.println("Categoryorder: " + categoryorder);

                        String delims = "[,]";
                        String[] tokens = categoryorder.split(delims);

                        int i;
                        for (i = 0; i < tokens.length; i++) {
                            //System.out.println(tokens[i] + "\n");
                            sql = "update sections set displayindex=? where id = ?";
                            pst = root.con.prepareStatement(sql);
                            pst.setInt(1, i + 1);
                            pst.setString(2, tokens[i]);
                            //System.out.println("SQL: " + sql);
                            pst.executeUpdate();

                        }
                    }
                }

            } catch (Exception e) {
                System.out.print("Error Saving new category: " + e.toString());
            } finally {
                //System.out.println("Done save category");
            	try {
					pst.close();
					root.closeConnection();
				} catch (Exception e) {
					
				}
            	
            }


        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
